394070017780

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{3061}}^1\times {\mathrm{43201}}^1$

素因数の和:46420

約数の個数: 48

約数和(自身を含む): 833392501200

約数和(自身を除く): 439322483420

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 3061, 6122, 12244, 15305, 30610, 43201, 61220, 86402, 172804, 216005, 432010, 456089, 864020, 912178, 1824356, 2280445, 4560890, 6436949, 9121780, 12873898, 25747796, 32184745, 64369490, 128738980, 132238261, 264476522, 528953044, 661191305, 1322382610, 2644765220, 19703500889, 39407001778, 78814003556, 98517504445, 197035008890, 394070017780]

約数ペア:

[(1, 394070017780), (2, 197035008890), (4, 98517504445), (5, 78814003556), (10, 39407001778), (20, 19703500889), (149, 2644765220), (298, 1322382610), (596, 661191305), (745, 528953044), (1490, 264476522), (2980, 132238261), (3061, 128738980), (6122, 64369490), (12244, 32184745), (15305, 25747796), (30610, 12873898), (43201, 9121780), (61220, 6436949), (86402, 4560890), (172804, 2280445), (216005, 1824356), (432010, 912178), (456089, 864020)]